Polished and satin-finished 18kt king gold case with a black structured lined rubber strap. Fixed ceramic black polished and satin-finished ceramic bezel. Mat and satin-finished black dial with microblasted gold-plated hands and Arabic numeral / index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Chronograph - two sub-dials displaying: small second and chrono retrograde 60 second/chrono retrograde 60 minute. Hublot Calibre HUB1261 Automatic movement, containing 44 Jewels, bitting at 28800 vph, and has a power reserve of approximately 72 hours. Scratch resistant sapphire crystal. Screw down crown. Transparent case back. Round case shape, case size: 45 mm. Deployment clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, hour, minute, second. Additional Info: 385 components. Big Bang Unico Series. Luxury watch style. Watch label: Swiss Made. Item Variations: 413 OM 1128 RX, 413-OM-1128-RX, 413/OM/1128/RX, 413OM1128RX. Hublot Big Bang Bi Retrograde King Gold Black Dial Chronograph Men's Watch 413.OM.1128.RX.